38642219

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 51663360

約数和(自身を除く): 13021141

約数列:

[1, 7, 11, 19, 61, 77, 133, 209, 427, 433, 671, 1159, 1463, 3031, 4697, 4763, 8113, 8227, 12749, 26413, 33341, 57589, 89243, 90497, 184891, 290543, 501847, 633479, 2033801, 3512929, 5520317, 38642219]

約数ペア:

[(1, 38642219), (7, 5520317), (11, 3512929), (19, 2033801), (61, 633479), (77, 501847), (133, 290543), (209, 184891), (427, 90497), (433, 89243), (671, 57589), (1159, 33341), (1463, 26413), (3031, 12749), (4697, 8227), (4763, 8113)]